Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Core Chip | STC89C52RC / ATmega32 (Selectable) |
| Architecture | 8-bit 51/AVR Microcontroller |
| Operating Voltage | 5V DC |
| Clock Frequency | 11.0592MHz / 16MHz |
| Flash Memory | 8KB to 32KB (Dependent on chip) |
| SRAM | 256 Bytes to 2KB |
| I/O Ports | 32 Programmable I/O Lines |
| Interface Type | ISP, UART, SPI, I2C |
| Board Dimensions | 85mm x 55mm x 15mm |
| Application | Education, Prototyping, Industrial Control |
Anonymous
Mar 30, 2026
Rating: 5/5
Great starter kit
Bought this for my university lab. Students find it very easy to interface with sensors and LEDs. The dual support for 51 and AVR makes it versatile for different curriculum requirements.
Anonymous
Mar 16, 2026
Rating: 5/5
Perfect for learning embedded systems
This board is exactly what I needed to refresh my knowledge on 51 architecture. The pinout is clearly labeled, and it works seamlessly with standard programmers. Great value for students.
Anonymous
Mar 16, 2026
Rating: 4/5
Does the job
Simple, no-frills development board. It lacks some modern features like onboard debugging, but for the price point and its intended educational purpose, it performs perfectly.
Anonymous
Mar 12, 2026
Rating: 5/5
Reliable for prototyping
We use these boards in our makerspace for introductory workshops. They are robust enough to handle beginner mistakes and cheap enough to replace if something goes wrong. Highly recommended.
Anonymous
Mar 04, 2026
Rating: 4/5
Solid build quality
The PCB feels sturdy and the components are well-soldered. I used the ATmega32 version for a small automation project. Only minor issue was the lack of a detailed schematic in the box, but found it online easily.
Anonymous
Mar 01, 2026
Rating: 4/5
Good compatibility
Works well with Keil and AVR Studio. The reset button is responsive and the crystal oscillator seems stable. Would recommend buying a separate USB-TTL adapter if you don't have one already.
Q: Can I use Arduino IDE with the ATmega32 version of this board?
A: Yes, the ATmega32 variant is compatible with the Arduino IDE, though you may need to install specific board definitions or cores depending on your setup configuration.
Q: Does this board come with a USB cable for programming?
A: No, the board typically requires a separate USB-to-TTL serial adapter or an ISP programmer, which are sold separately. Please check the product package contents list for specifics.
Q: What is the maximum current output per I/O pin?
A: For the STC89C52RC, each I/O pin can typically source/sink up to 20mA, but the total current for all ports should not exceed specified limits in the datasheet. Always refer to the specific chip datasheet for safe operating conditions.
Q: Does this support 3.3V logic levels?
A: No, this board operates strictly at 5V logic levels. Connecting it directly to 3.3V devices without a level shifter may damage the microcontroller or result in communication errors.
Q: Is the crystal oscillator replaceable if I need a different frequency?
A: Yes, the board uses a standard socketed crystal oscillator. You can carefully remove it and replace it with another compatible frequency, provided your code and fuse settings are adjusted accordingly.
Qingzhu Sketch Blending Cotton - Professional Sponge Balls & Paper Stumps for Art Students, Colorful Thick Absorbent Drawing Tools
$4.38
Electric Scooter Dashboard Cover for Aima Metaverse PLAY Instrument Panel Screen Protector Waterproof Case
$13.50
Continental Tire 265/40R22 106V XL FR CSC5 SUV - Compatible with BYD Tang (Removed from Vehicle)
$618.00
Yandi Retainer Storage Case for Kids - Lightweight Portable Box for Orthodontic Aligners and Dentures
$8.42
Zhizhi Manshu Wen Zhengming Small Regular Script Collection of Twelve Ancient Texts: Yueyang Tower Record, Peach Blossom Spring Record, Farewell to Dongyang Ma Sheng Xu
$68.00
Factory Direct Rubber Molding Tools - Custom Production & Processing
$2,280.00
Catalytic Combustion Waste Gas Treatment Equipment - RCO Activated Carbon Adsorption and Desorption Integrated Machine for Industrial Exhaust Processing
$26,000.00
ASY Gravure Printing Machine for Plastic Film, 6-Color Flexographic Printer for Shopping Bags
$86,400.00
Coil Refractory Cement for Medium-Frequency Furnace Repair - Fine High-Temperature Bonding Agent for Copper Coils (White/Red)
$7,800.00
Over-Toilet Storage Rack - No-Drill Bathroom Organizer Shelf for Restrooms and Washrooms, Space-Saving Storage Solution
$8.90
NIU NXT Instrument Cover for FXT/FX Electric Scooters – Waterproof Protective Case and Modification Accessory
$6.50
Anlin FK1 Cheyenne Tattoo Pen Silent Model All-in-One for Lining and Shading
$221.25
![[Osstem Dental Implants] Imported Dental Crowns and Bridges by Aizhier Oral Care for Partial Tooth Loss](https://www.gosteppe.com/cache/small/product/269993/legacy-main-02952134e1556f7660e1525f.webp)
[Osstem Dental Implants] Imported Dental Crowns and Bridges by Aizhier Oral Care for Partial Tooth Loss
$230.00
Heavy-Duty Multi-Layer Warehouse Shelving Unit for Storage, Retail, and Home Use
$252.00
Rattle Car Teether Wooden Bead Educational Soothing Teething Set Baby Photo Prop
$15.00
Roast Duck and BBQ Warmer Cabinet - Constant Temperature Heating Display Case for Crispy Pork Belly and Hanging Ducks
$710.00
Traditional Handmade Baby Rattle with Chewable Sheepskin for Newborns
$12.50
5pcs Lily tubular length 7cm fish tank aquarium glass
$9.90
Data Cable Interface Safety Case for iPhone, Apple, and Android Charging Cables - Child and Pet Proof
$16.80
Commercial Roast Duck Warmer Cabinet Constant Temperature Food Heater Display Counter for Cooked Meat
$1,494.00
Over-Toilet Storage Rack - Multi-Layer Bathroom Organizer with No-Drill Installation for Tank and Supplies
$17.92
Natural 7A White Azeztulite Loose Beads for DIY Handmade Bracelets, Spacer Beads, Multi-Gem Jewelry Accessories
$2.07
Hanyue Cordura N66 Rafting Bag Outdoor Swimming Trekking Clothes Storage Ultra-Light Waterproof Dry Bag
$35.70
Electromagnetic Planetary Stir-Fry Pot Sugar Fillings Pre-made Dish Cooking Equipment Tomato Sauce Chili Sauce Stir-Fry Machine
$3,940.00
Factory Direct 6L Stainless Steel Round Buffet Warmer - Electric Heating with Flip-Top Lid for Hotel and Restaurant Use
$764.00
Polishing Workshop Grinding Platform Plasma Cutting Welding Fume Dust Removal Environmental Equipment 3000 Airflow Grinding Platform
$6,000.00
Tongyue Food Warmer Cabinet - Large Capacity Home Kitchen Hot Dish Heater for Autumn and Winter
$607.20
Taikang Bybo Dental - Swiss Straumann ITI Dental Implants with Metal Abutments (TK)
$20,000.00
Marie's Sketching Blending Stump Set for Artists - Highlight, Shadow, and Detail Tools with Silicone Tips and Sponge Blenders
$15.30
Bottled Water Stand – Inverted Rack with Pump Dispenser for Large Mineral/Pure Water Jugs
$18.50
![[Youxin Electronics] GP2Y0E03 Infrared Distance Sensor Module 4-50cm Range](https://www.gosteppe.com/cache/medium/product/74667/legacy-main-4da8cadc5fc82afe91b124e3.webp)
![[Trial Pack] Xianlang Complete Cat Treat Sticks Meal Packs Main Course Cans Freeze-Dried Cat Food Sample Snacks Gift Set](https://www.gosteppe.com/cache/medium/product/208273/legacy-main-9ec245ebf781f65a434ba854.webp)
